Virus loser
Shares of casino operator Wynn Resorts, which has heavy exposure to China, sank 6.9% to $125.45 Monday as the rapid spread of the deadly coronavirus out of Wuhan, China, has led to travel bans. Shares closed the week at $126.16.
Virus winner
Cleveland BioLabs shares more than doubled Monday to $2.98 as it benefited from a market move to stocks that could benefit from the coronavirus outbreak. The company makes a vaccine adjuvant that bolsters immune response. Shares closed Friday at $4.23.
Weak dose
Pfizer dropped 5% to $38.15 Tuesday after the biggest U.S. drugmaker reported disappointing fourth-quarter earnings. The company's revenue fell during the quarter as it continues to slim down and focus on developing new drugs. Shares closed the week at $37.24.
Up in smoke
Altria slid 4.4% to $47.89 Thursday after the maker of Marlboro cigarettes reported hefty costs because of its investment in e-cigarette maker Juul, which has faced a surge in federal and state investigations into its marketing. Shares closed Friday at $47.53.